• Aggregate Foreman

    Upstone Materials (Irwindale, CA)
    Aggregate Foreman Company: UNITED ROCK PRODUCTS Location: Irwindale Country: USA Type of Contract: Regular / Permanent Publication Date: Nov 5, 2025 United Rock ... the aggregate, Blue Diamond Materials provides the hot and warm mix asphalt manufacturing, and Sully-Miller Contracting executes the projects. Mining of construction… more
    Upstone Materials (09/12/25)
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  • Plant Mechanic

    Upstone Materials (Irwindale, CA)
    Plant Mechanic Company: UNITED ROCK PRODUCTS Location: Irwindale Country: USA Type of Contract: Regular / Permanent Publication Date: Nov 21, 2025 ... the aggregate, Blue Diamond Materials provides the hot and warm mix asphalt manufacturing, and Sully-Miller Contracting executes the projects. Mining of construction… more
    Upstone Materials (11/25/25)
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  • Plant Scale Clerk

    Upstone Materials (Irwindale, CA)
    Plant Scale Clerk Company: UNITED ROCK PRODUCTS Location: Irwindale Country: USA Type of Contract: Regular / Permanent Publication Date: Nov 20, 2025 United Rock ... Blue Diamond Materials provides the hot and warm mix asphalt manufacturing, and Sully-Miller Contracting executes the projects. Mining...the Scale Clerks work under the direction of the Foreman who reports directly to the Site Manager, this… more
    Upstone Materials (11/20/25)
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